Shengyang Company has obtained the Sea Level IV Certificate of Salvage Ability and Credit Evaluation Level. Since its establishment, the sunken ships that have been successfully salvaged include: Yongrong 6699 sunken salvage; CHENG LONG 9 sunken salvage; Liaoying Yu 55078 salvage; PANGEA sunken anchor Salvage, etc., the company has established a complete safety management system, environmental management system, and quality management system. According to the accident situation, on-site inspections, and establishment of a complete sunken ship and sunken salvage plan, in order to eliminate the hidden dangers of marine oil spill pollution and ensure the safe navigation of ships Due social responsibility.